Pub. L. 84-243, tit. IV, sec. 11

Sec. 11. Any employee in a salary class covered by section 1 of this Act, when promoted to a higher-paid salary class, shall be assigned to the lowest numerical service step on the schedule for his new class, or class and groups which will give him an immediate increase in annual salary rate at least equal to the sum of the following: (1) Any annual service increment to which the employee would have been entitled in his former salary class at the time of his promotion; and (2) The annual service increment scheduled for his new class and group: Provided, That no such employee shall be assigned to a higher numerical service step on the schedule for his new class, or class and group, than he would have occupied on the schedule from which promoted.